Holly Else Alzheimer’s disease, as shown on the right side of this scan, transforms the brains of people with the neurodegenerative condition.Credit: Science History Images/Alamy A scientific journal has revamped its whistle-blower policy amid a dispute over the integrity of research underlying an experimental Alzheimer’s drug. In a 1 November 2022 editorial in The Journal of Clinical Investigation (JCI), editor-in-chief Elizabeth McNally...
